CN220882156U

CN220882156U - Nut fastening device

Info

Publication number: CN220882156U
Application number: CN202322856283.7U
Authority: CN
Inventors: 侯稳兵; 徐光红; 张亮; 李春盛; 魏星; 张朋飞; 曹永飞; 张涛; 王岑; 刘丽莹; 唐德勇
Original assignee: China Railway Construction Electrification Bureau Group Co Ltd; North Engineering Co Ltd of China Railway Construction Electrification Bureau Group Co Ltd
Current assignee: China Railway Construction Electrification Bureau Group Co Ltd; North Engineering Co Ltd of China Railway Construction Electrification Bureau Group Co Ltd
Priority date: 2023-10-24
Filing date: 2023-10-24
Publication date: 2024-05-03
Anticipated expiration: 2033-10-24

Abstract

The utility model discloses a nut fastening device, and relates to the field of railway electric tools. The nut fastening device comprises a socket wrench and a driving motor for driving the socket wrench to rotate, wherein two groups of mutually hinged support plates are arranged on the outer surface of the socket wrench, two groups of driving motor are respectively arranged at the tops of the two groups of support plates, a driving gear is arranged at the output end of the driving motor, a driving toothed ring is fixedly sleeved on the outer surface of the socket wrench, and a transmission toothed ring is arranged between the driving gear and the driving toothed ring. This nut fastener, through pegging graft a plurality of nuts inside socket spanner's bottom, then through handheld first handle and second handle, just to the top of a plurality of bolts with a plurality of socket spanner, then start two sets of driving motor for many sets of socket spanner synchronous syntropy is rotatory, and convenient quick synchronous installation multiunit nut promotes the installation rate.

Description

Nut fastening device

Technical Field

The utility model relates to the technical field of railway electric tools, in particular to a nut fastening device.

Background

In the railway construction process, it is generally required to assemble contact net posts on two sides of a railway line for installing bearing wires and parts, and when the posts are installed, a contact net post foundation is usually poured on the ground, then bolts are poured in the foundation, positioning nuts are installed on the outer surfaces of the bolts, then the bottom ends of post flanges are installed on the outer surfaces of the bolts, and then locking nuts are installed.

In the actual operation process, as 6 groups of bolts are needed to be pre-buried in each pillar, the positions of the bolts are relatively fixed, each nut is needed to be screwed by using a spanner during installation, the operation is troublesome, the construction speed is influenced, and the nut fastening device is specially provided for solving the problems.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a nut fastening device, which solves the problems that in the existing installation process of the contact net support column, a plurality of groups of bolts are required to be fixed, each nut is required to be screwed by using a spanner, the operation is troublesome, and the construction speed is influenced.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a nut fastener, includes socket spanner and is used for driving socket spanner rotatory driving motor, socket spanner's surface mounting has two sets of mutual articulated mounting panels, two sets of driving motor installs respectively at the top of two sets of mounting panels, driving gear is installed to driving motor's output, socket spanner's external surface fixed has cup jointed the drive ring gear, install the transmission ring gear between driving gear and the drive ring gear.

Preferably, the inside rotation of mounting panel is connected with the transmission shaft, the transmission shaft sets up between a plurality of socket spanner, the fixed cover of transmission ring gear is in the surface of transmission shaft.

Preferably, the outer surface of the transmission shaft is fixedly sleeved with anti-drop rings which are positioned on the upper side and the lower side of the transmission toothed ring, and the anti-drop rings are rotationally connected in the support plate.

Preferably, a limiting ring is fixedly arranged at the top of the socket wrench, and the limiting ring is rotationally connected to the top of the support plate.

Preferably, the end parts of the support plates are provided with connecting handles, and the connecting handles comprise a first handle and a second handle which are welded on the outer surfaces of the two groups of support plates respectively.

Preferably, the outer surface of the first handle is hinged with a group of reversible positioning hooks, the outer surface of the second handle is provided with a clamping groove, and the positioning hooks are movably clamped in the clamping groove.

Preferably, the outer surface of the support plate is provided with an electric lead, and the driving motor is electrically connected with an external circuit through the electric lead.

Preferably, the outer sides of the first handle and the second handle are provided with anti-skid grooves.

The utility model discloses a nut fastening device, which has the following beneficial effects: through pegging graft a plurality of nuts inside socket spanner's bottom, then through handheld first handle and second handle, just to the top of a plurality of bolts with a plurality of socket spanner, then start two sets of driving motor, driving motor drives driving gear and rotates this moment, driving gear drives the drive ring gear through the transmission ring gear and rotates for a plurality of sets of socket spanner are synchronous with the syntropy rotatory, thereby make a plurality of nuts screw up to the surface bottom of bolt in step, make things convenient for quick synchronous installation multiunit nut, promote installation rate.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall closed state structure of the present utility model;

FIG. 2 is a schematic view of the overall distracted state structure of the present utility model;

fig. 3 is a sectional view showing the internal structure of the bracket plate of the present utility model.

In the figure: 1. a support plate; 2. a connecting handle; 21. a first grip; 22. a second grip; 23. an anti-skid groove; 24. positioning a hook; 25. a clamping groove; 3. a driving motor; 4. a transmission shaft; 5. a socket wrench; 6. energizing the wire; 7. a drive gear; 8. a drive ring gear; 9. driving the toothed ring; 10. a limiting ring; 11. and (5) preventing the ring from falling off.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions in the embodiments of the present utility model are clearly and completely described, and it is obvious that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The nut fastening device solves the problems that in the existing installation process of the contact net support, a plurality of groups of bolts are required to be fixed, each nut is required to be screwed by using a spanner, the operation is troublesome, and the construction speed is affected.

In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.

The embodiment of the utility model discloses a nut fastening device.

According to the drawings 1-3, the socket wrench comprises a socket wrench 5 and a driving motor 3 for driving the socket wrench 5 to rotate, two groups of mutually hinged support plates 1 are arranged on the outer surface of the socket wrench 5, the two groups of driving motors 3 are respectively arranged at the tops of the two groups of support plates 1, a driving gear 7 is arranged at the output end of the driving motor 3, a driving toothed ring 9 is fixedly sleeved on the outer surface of the socket wrench 5, a transmission toothed ring 8 is arranged between the driving gear 7 and the driving toothed ring 9, and the socket wrenches 5 on the surfaces of the two groups of support plates 1 are linearly distributed.

The inside rotation of mounting panel 1 is connected with transmission shaft 4, transmission shaft 4 sets up between a plurality of socket wrenches 5, the fixed cover of transmission ring gear 8 is in the surface of transmission shaft 4, connection handle 2 is installed to the tip of mounting panel 1, connection handle 2 is including welding the first handle 21 and the second handle 22 at two sets of mounting panel 1 surface respectively, through pegging graft a plurality of nuts in socket wrenches 5's bottom inside, then through handheld first handle 21 and second handle 22, a plurality of socket wrenches 5 just to the top of a plurality of bolts, then start two sets of driving motor 3, driving motor 3 drives driving gear 7 and rotates this moment, driving gear 7 drives through transmission ring gear 8 and drives drive ring gear 9 and rotate, thereby make a plurality of nut synchronous syntropy rotatory to the surface bottom of bolt.

The outer surface of the transmission shaft 4 is fixedly sleeved with anti-drop rings 11 which are positioned on the upper side and the lower side of the transmission toothed ring 8, and the anti-drop rings 11 are rotationally connected in the support plate 1 to avoid tooth drop.

The top of the socket spanner 5 is fixedly provided with a limiting ring 10, and the limiting ring 10 is rotationally connected to the top of the support plate 1 to avoid falling.

The outer surface of the first handle 21 is hinged with a group of reversible positioning hooks 24, the outer surface of the second handle 22 is provided with a clamping groove 25, the positioning hooks 24 are movably clamped inside the clamping groove 25, after the contact net support is installed, the two groups of support plates 1 are spread out to encircle the outer surface of the contact net support, then the positioning hooks 24 are turned over to enter the clamping groove 25, so that the first handle 21 and the second handle 22 are clamped together, then nuts are inserted into the bottom ends of the socket wrenches 5, then the plurality of socket wrenches 5 are opposite to the plurality of bolts, then the driving motor 3 is started again, so that the plurality of nuts are installed on the outer surfaces of the top ends of the bolts, the contact net support is fixed, then the positioning hooks 24 are turned away from the inner part of the clamping groove 25, then the two groups of support plates 1 are spread out, and the outer surfaces of the contact net support are taken down.

The outer surface of the support plate 1 is provided with an energizing lead 6, and the driving motor 3 is electrically connected with an external circuit through the energizing lead 6.

The outer sides of the first grip 21 and the second grip 22 are provided with anti-slip grooves 23 for preventing slipping during use.

In summary, compared with the prior art, the method has the following beneficial effects:

Through pegging graft a plurality of nuts inside the bottom of socket spanner 5, then through handheld first handle 21 and second handle 22, just to the top of a plurality of bolts with a plurality of socket spanner 5, then start two sets of driving motor 3, driving motor 3 drives driving gear 7 and rotates this moment, driving gear 7 drives drive ring gear 9 through transmission ring gear 8 and rotates for a plurality of sets of socket spanner 5 synchronous syntropy is rotatory, thereby makes a plurality of nuts screw up to the surface bottom of bolt in step, and convenient quick synchronous installation multiunit nut promotes the installation rate.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Nut tightening device, comprising a socket wrench (5) and a drive motor (3) for driving the socket wrench (5) in rotation, characterized in that: the external surface mounting of box spanner (5) has two sets of articulated mounting panel (1) each other, and two sets of driving motor (3) are installed respectively at the top of two sets of mounting panel (1), driving gear (7) are installed to the output of driving motor (3), the external surface mounting of box spanner (5) has cup jointed drive ring gear (9), install transmission ring gear (8) between driving gear (7) and the drive ring gear (9).

2. A nut tightening device as defined in claim 1, characterized in that: the inside rotation of mounting panel (1) is connected with transmission shaft (4), transmission shaft (4) set up between a plurality of box spanner (5), the fixed cover of transmission ring gear (8) is at the surface of transmission shaft (4).

3. A nut tightening device as defined in claim 2, characterized in that: the anti-drop ring (11) has all been fixedly cup jointed to the surface of transmission shaft (4) and be located transmission ring gear (8) upper and lower both sides, anti-drop ring (11) rotate and connect in the inside of mounting panel (1).

4. A nut tightening device as defined in claim 1, characterized in that: the top of the socket wrench (5) is fixedly provided with a limiting ring (10), and the limiting ring (10) is rotationally connected to the top of the support plate (1).

5. A nut tightening device as defined in claim 1, characterized in that: the end part of the support plate (1) is provided with a connecting handle (2), and the connecting handle (2) comprises a first grip (21) and a second grip (22) which are welded on the outer surfaces of the two groups of support plates (1) respectively.

6. A nut tightening device as defined in claim 5, characterized in that: the outer surface of the first handle (21) is hinged with a group of reversible positioning hooks (24), the outer surface of the second handle (22) is provided with a clamping groove (25), and the positioning hooks (24) are movably clamped in the clamping groove (25).

7. A nut tightening device as defined in claim 6, characterized in that: the outer surface of the support plate (1) is provided with an energizing lead (6), and the driving motor (3) is electrically connected with an external circuit through the energizing lead (6).

8. A nut tightening device as defined in claim 6, characterized in that: anti-skid grooves (23) are formed in the outer sides of the first grip (21) and the second grip (22).